01 / YEAR-BY-YEAR
EVENT FILE / 33013MINIMUM 5 REPORTS
MERRIMACK · NH
Flood history
NOAA records coded as Flood in Merrimack during the ten complete years from 2016 through 2025.
Reports28NOAA county-coded rows
Population context18.0per 100,000 residents · 2024 ACS denominator 155,967
Injuries0direct + indirect fields
Fatalities0direct + indirect fields
Not a probability
28 reports in ten years does not mean a 2.8-event annual forecast. Reporting units, event segmentation, coverage, and local exposure all affect the count.
03 / RECORDED CONSEQUENCES
Impact fields on these rows
Damage estimates are nominal values as filed by the reporting source and retained by NOAA.
Property damage$25Knot inflation-adjusted
Crop damage$0not inflation-adjusted
First report year2,016within selected window
Latest report year2,025within selected window
04 / RECENT ROW SAMPLE
Latest records in this slice
Up to eight latest rows are shown for auditability. Open NOAA for complete narratives and revisions.
| Date | Event ID | Source | Magnitude / scale | Filed damage |
|---|---|---|---|---|
| 2025-05-31 | NOAA 1,268,158 | Fire Department/Rescue | — | $0 |
| 2025-05-31 | NOAA 1,268,157 | Fire Department/Rescue | — | $0 |
| 2025-05-31 | NOAA 1,268,003 | Department of Highways | — | $0 |
| 2023-07-10 | NOAA 1,124,247 | Department of Highways | — | $0 |
| 2023-07-10 | NOAA 1,124,240 | Department of Highways | — | $0 |
| 2023-07-11 | NOAA 1,124,136 | Other Federal Agency | — | $0 |
| 2023-07-17 | NOAA 1,124,105 | Emergency Manager | — | $0 |
| 2023-07-03 | NOAA 1,124,082 | Other Federal Agency | — | $0 |